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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 37 2440 2282 2 2 146 4555

Mahmoud Khaled publications per year

The chart shows the history of publications by Mahmoud Khaled between 2008 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Mahmoud Khaled published across 19 years, from 2008 to 2026, averaging 12.3 papers a year. Output peaked at 42 publications in 2025. 43 of the 234 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 2008 to 2026. Vertical axis: number of publications, 0 to 42. Peak 42 publications in 2025. 2008: 1 publication 2009: 4 publications 2010: 7 publications 2011: 3 publications 2012: 3 publications 2013: 8 publications 2014: 13 publications 2015: 9 publications 2016: 15 publications 2017: 9 publications 2018: 11 publications 2019: 12 publications 2020: 10 publications 2021: 14 publications 2022: 16 publications 2023: 23 publications 2024: 33 publications 2025: 42 publications 2026: 1 publication
2008 2026

234 publications in total across all disciplines

View publications per year as a table
Mahmoud Khaled: publications per year, 2008 to 2026
Year Publications
2008 1
2009 4
2010 7
2011 3
2012 3
2013 8
2014 13
2015 9
2016 15
2017 9
2018 11
2019 12
2020 10
2021 14
2022 16
2023 23
2024 33
2025 42
2026 1
Total 234
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Mahmoud Khaled publication distribution in Mechanical and Aerospace Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where Mahmoud Khaled sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 63 bars. Horizontal axis: publications, 47–56 to 659+. Vertical axis: number of scientists, 0 to 155. Most scientists, 155, have 147–156 publications. The last bar groups every scientist with 659 publications or more. The highlighted bar, 137–146 publications, is where this scientist sits. 47–56 publications: 10 scientists 57–66 publications: 23 scientists 67–76 publications: 32 scientists 77–86 publications: 62 scientists 87–96 publications: 67 scientists 97–106 publications: 91 scientists 107–116 publications: 113 scientists 117–126 publications: 115 scientists 127–136 publications: 130 scientists 137–146 publications: 140 scientists 147–156 publications: 155 scientists 157–166 publications: 132 scientists 167–176 publications: 133 scientists 177–186 publications: 130 scientists 187–196 publications: 140 scientists 197–206 publications: 115 scientists 207–216 publications: 125 scientists 217–226 publications: 117 scientists 227–236 publications: 99 scientists 237–246 publications: 92 scientists 247–256 publications: 100 scientists 257–266 publications: 95 scientists 267–276 publications: 88 scientists 277–286 publications: 77 scientists 287–296 publications: 74 scientists 297–306 publications: 74 scientists 307–316 publications: 62 scientists 317–326 publications: 70 scientists 327–336 publications: 59 scientists 337–346 publications: 58 scientists 347–356 publications: 45 scientists 357–366 publications: 44 scientists 367–376 publications: 36 scientists 377–386 publications: 41 scientists 387–396 publications: 32 scientists 397–406 publications: 23 scientists 407–416 publications: 28 scientists 417–426 publications: 27 scientists 427–436 publications: 25 scientists 437–446 publications: 23 scientists 447–456 publications: 23 scientists 457–466 publications: 20 scientists 467–476 publications: 12 scientists 477–486 publications: 24 scientists 487–496 publications: 18 scientists 497–506 publications: 12 scientists 507–516 publications: 13 scientists 517–526 publications: 21 scientists 527–536 publications: 12 scientists 537–546 publications: 8 scientists 547–556 publications: 16 scientists 557–566 publications: 3 scientists 567–576 publications: 11 scientists 577–586 publications: 6 scientists 587–596 publications: 5 scientists 597–606 publications: 6 scientists 607–616 publications: 7 scientists 617–626 publications: 7 scientists 627–636 publications: 10 scientists 637–646 publications: 4 scientists 647–656 publications: 3 scientists 657–658 publications: 2 scientists 659+ publications: 100 scientists
47–56 publications 659+

This scientist: 146 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 659 publications or more.

View publications distribution as a table
Number of Mechanical and Aerospace Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
Publications Scientists This scientist
47–56 10
57–66 23
67–76 32
77–86 62
87–96 67
97–106 91
107–116 113
117–126 115
127–136 130
137–146 140 146
147–156 155
157–166 132
167–176 133
177–186 130
187–196 140
197–206 115
207–216 125
217–226 117
227–236 99
237–246 92
247–256 100
257–266 95
267–276 88
277–286 77
287–296 74
297–306 74
307–316 62
317–326 70
327–336 59
337–346 58
347–356 45
357–366 44
367–376 36
377–386 41
387–396 32
397–406 23
407–416 28
417–426 27
427–436 25
437–446 23
447–456 23
457–466 20
467–476 12
477–486 24
487–496 18
497–506 12
507–516 13
517–526 21
527–536 12
537–546 8
547–556 16
557–566 3
567–576 11
577–586 6
587–596 5
597–606 6
607–616 7
617–626 7
627–636 10
637–646 4
647–656 3
657–658 2
659+ 100
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Mahmoud Khaled D-index placement in Mechanical and Aerospace Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Mechanical and Aerospace Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Mahmoud Khaled sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 64 bars. Horizontal axis: D-Index, 30 to 93+. Vertical axis: number of scientists, 0 to 189. Most scientists, 189, have 34 D-Index. The last bar groups every scientist with 93 D-Index or more. The highlighted bar, 37 D-Index, is where this scientist sits. 30 D-Index: 83 scientists 31 D-Index: 113 scientists 32 D-Index: 144 scientists 33 D-Index: 153 scientists 34 D-Index: 189 scientists 35 D-Index: 158 scientists 36 D-Index: 139 scientists 37 D-Index: 127 scientists 38 D-Index: 130 scientists 39 D-Index: 126 scientists 40 D-Index: 104 scientists 41 D-Index: 100 scientists 42 D-Index: 107 scientists 43 D-Index: 101 scientists 44 D-Index: 103 scientists 45 D-Index: 79 scientists 46 D-Index: 88 scientists 47 D-Index: 70 scientists 48 D-Index: 83 scientists 49 D-Index: 44 scientists 50 D-Index: 64 scientists 51 D-Index: 56 scientists 52 D-Index: 50 scientists 53 D-Index: 48 scientists 54 D-Index: 58 scientists 55 D-Index: 52 scientists 56 D-Index: 48 scientists 57 D-Index: 42 scientists 58 D-Index: 34 scientists 59 D-Index: 42 scientists 60 D-Index: 37 scientists 61 D-Index: 42 scientists 62 D-Index: 44 scientists 63 D-Index: 22 scientists 64 D-Index: 33 scientists 65 D-Index: 29 scientists 66 D-Index: 23 scientists 67 D-Index: 29 scientists 68 D-Index: 24 scientists 69 D-Index: 19 scientists 70 D-Index: 34 scientists 71 D-Index: 26 scientists 72 D-Index: 19 scientists 73 D-Index: 18 scientists 74 D-Index: 19 scientists 75 D-Index: 14 scientists 76 D-Index: 19 scientists 77 D-Index: 8 scientists 78 D-Index: 18 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 17 scientists 82 D-Index: 11 scientists 83 D-Index: 16 scientists 84 D-Index: 7 scientists 85 D-Index: 9 scientists 86 D-Index: 8 scientists 87 D-Index: 6 scientists 88 D-Index: 6 scientists 89 D-Index: 7 scientists 90 D-Index: 10 scientists 91 D-Index: 4 scientists 92 D-Index: 4 scientists 93+ D-Index: 100 scientists
30 D-Index 93+

This scientist: 37 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 93 D-Index or more.

View D-Index distribution as a table
Number of Mechanical and Aerospace Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
D-Index Scientists This scientist
30 83
31 113
32 144
33 153
34 189
35 158
36 139
37 127 37
38 130
39 126
40 104
41 100
42 107
43 101
44 103
45 79
46 88
47 70
48 83
49 44
50 64
51 56
52 50
53 48
54 58
55 52
56 48
57 42
58 34
59 42
60 37
61 42
62 44
63 22
64 33
65 29
66 23
67 29
68 24
69 19
70 34
71 26
72 19
73 18
74 19
75 14
76 19
77 8
78 18
79 16
80 12
81 17
82 11
83 16
84 7
85 9
86 8
87 6
88 6
89 7
90 10
91 4
92 4
93+ 100
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Overview

Mahmoud Khaled is affiliated with the Lebanese International University in Lebanon, focusing on research within engineering and energy fields. Their work covers a substantial volume, totaling 222 publications in engineering and 86 in energy, with particular emphasis on mechanical engineering, renewable energy and sustainability, and electrical and electronic engineering.

The scientist's research extends into several subfields, prominently including materials chemistry and building and construction. The main topics addressed across their work are solar thermal and photovoltaic systems, heat transfer and optimization, and building energy and comfort optimization.

Notable themes in their research include:

  • Solar Thermal and Photovoltaic Systems
  • Heat Transfer and Optimization
  • Building Energy and Comfort Optimization
  • Photovoltaic System Optimization Techniques
  • Phase Change Materials Research
  • Advanced Thermoelectric Materials and Devices
  • Adsorption and Cooling Systems

Mahmoud Khaled has contributed research published in key venues frequently chosen for their scholarly output. These include:

  • International Journal of Thermofluids
  • Energies
  • Energy Reports
  • Results in Engineering
  • International Communications in Heat and Mass Transfer

Among their recent scientific papers are:

  • A review on phase change materials for thermal energy storage in buildings: Heating and hybrid applications (2020, Journal of Energy Storage)
  • Review on photovoltaic/thermal hybrid solar collectors: Classifications, applications and new systems (2020, Solar Energy)
  • A recent review on waste heat recovery methodologies and applications: Comprehensive review, critical analysis and potential recommendations (2022, Cleaner Engineering and Technology)
  • Advancements in cooling techniques for enhanced efficiency of solar photovoltaic panels: A detailed comprehensive review and innovative classification (2023, Energy and Built Environment)
  • Hybrid thermoelectric generators-renewable energy systems: A short review on recent developments (2022, Energy Reports)

Frequent co-authors collaborating with Mahmoud Khaled include:

  • Jalal Faraj
  • Samer Ali
  • Cathy Castelain
  • Hicham El Hage
  • Thierry Lemenand

Best Publications

  • Phase change material thermal energy storage systems for cooling applications in buildings: A review

    Khaireldin Faraj;Mahmoud Khaled;Mahmoud Khaled;Jalal Faraj;Jalal Faraj;Farouk Hachem

  • A review on phase change materials for thermal energy storage in buildings: Heating and hybrid applications

    Khaireldin Faraj;Mahmoud Khaled;Mahmoud Khaled;Jalal Faraj;Jalal Faraj;Farouk Hachem

  • Improving the performance of photovoltaic cells using pure and combined phase change materials – Experiments and transient energy balance

    Farouk Hachem;Bakri Abdulhay;Mohamad Ramadan;Hicham El Hage

  • An investigation on solar drying: A review with economic and environmental assessment

    Hicham El Hage;Amal Herez;Mohamad Ramadan;Mohamad Ramadan;Hassan Bazzi

  • Review on photovoltaic/thermal hybrid solar collectors: Classifications, applications and new systems

    Amal Herez;Amal Herez;Hicham El Hage;Thierry Lemenand;Mohamad Ramadan;Mohamad Ramadan

  • Review on solar cooker systems: Economic and environmental study for different Lebanese scenarios

    Amal Herez;Mohamad Ramadan;Mohamad Ramadan;Mahmoud Khaled;Mahmoud Khaled

  • A recent review on waste heat recovery methodologies and applications: Comprehensive review, critical analysis and potential recommendations

    Unknown

  • Improving Photovoltaic Panel Using Finned Plate of Aluminum

    Ahmad El Mays;Rami Ammar;Mohamad Hawa;Mohamad Abou Akroush

  • Using Speed Bump for Power Generation –Experimental Study☆

    Mohamad Ramadan;Mahmoud Khaled;Mahmoud Khaled;Hicham El Hage

  • Analysis of underfloor electrical heating system integrated with coconut oil-PCM plates

    Khaireldin Faraj;Jalal Faraj;Farouk Hachem;Hassan Bazzi

  • Underhood thermal management: Temperature and heat flux measurements and physical analysis

    Mahmoud Khaled;Mahmoud Khaled;Fabien Harambat;Hassan Peerhossaini

  • Hybrid thermoelectric generators-renewable energy systems: A short review on recent developments

    Unknown

  • Modeling and sizing of combined fuel cell-thermal solar system for energy generation

    Mohamed Ramadan;Mahmoud Khaled;Mahmoud Khaled;Haitham Saad Mohamed Ramadan;Haitham Saad Mohamed Ramadan;Mohamed Becherif

  • Domestic thermoelectric cogeneration system optimization analysis, energy consumption and CO 2 emissions reduction

    Hassan Jaber;Mohamad Ramadan;Thierry lemenand;Mahmoud Khaled;Mahmoud Khaled

  • Parametric analysis of air–water heat recovery concept applied to HVAC systems: Effect of mass flow rates

    Mohamad Ramadan;Mostafa Gad El Rab;Mahmoud Khaled;Mahmoud Khaled

  • Spatial optimization of an underhood cooling module - Towards an innovative control approach

    Mahmoud Khaled;Mahmoud Khaled;Mahmoud Khaled;Fabien Harambat;Hicham El Hage;Hassan Peerhossaini

  • A short review on the techniques of waste heat recovery from domestic applications

    Hicham El Hage;Mohamad Ramadan;Hassan Jaber;Mahmoud Khaled

  • Heating fresh air by hot exhaust air of HVAC systems

    Mahmoud Khaled;Mahmoud Khaled;Mohamad Ramadan

  • New hybrid system combining TEG, condenser hot air and exhaust airflow of all-air HVAC systems

    Mohamad Ramadan;Mohamad Ramadan;Samer Ali;Hasan Bazzi;Mahmoud Khaled;Mahmoud Khaled

  • Parametric Analysis of Heat Recovery from Exhaust Gases of Generators

    Mahmoud Khaled;Mahmoud Khaled;Mohamad Ramadan;Hicham El Hage

  • Triple hybrid system coupling fuel cell with wind turbine and thermal solar system

    Ahmad Haddad;Mohamad Ramadan;Mohamad Ramadan;Mahmoud Khaled;Mahmoud Khaled;Haitham S. Ramadan;Haitham S. Ramadan

  • Towards the control of car underhood thermal conditions

    Mahmoud Khaled;Mahmoud Khaled;Mahmoud Khaled;Fabien Harambat;Hassan Peerhossaini

  • Recovering heat from hot drain water—Experimental evaluation, parametric analysis and new calculation procedure

    Mohamad Ramadan;Thierry lemenand;Mahmoud Khaled;Mahmoud Khaled

  • Air dryer using waste heat of HVAC systems – Code development and experimental validation

    Mohamad Ramadan;Mohamad Ramadan;Rabih Murr;Mahmoud Khaled;Mahmoud Khaled;Abdul Ghani Olabi;Abdul Ghani Olabi

  • Prototype implementation and experimental analysis of water heating using recovered waste heat of chimneys

    Mahmoud Khaled;Mahmoud Khaled;Mohamad Ramadan;Khaled Chahine;Ali Assi

  • Review of underhood aerothermal management: Towards vehicle simplified models

    Mahmoud Khaled;Mahmoud Khaled;Mohamad Ramadan;Hicham El-Hage;Ahmed Elmarakbi

  • Some innovative concepts for car drag reduction: A parametric analysis of aerodynamic forces on a simplified body

    Mahmoud Khaled;Mahmoud Khaled;Mahmoud Khaled;Hicham El Hage;Fabien Harambat;Hassan Peerhossaini;Hassan Peerhossaini

  • Analytical and empirical determination of thermal performance of louvered heat exchanger – Effects of air flow statistics

    Mahmoud Khaled;Mahmoud Khaled;Fabien Harambat;Hassan Peerhossaini

  • Short review on solar energy systems

    Amal Herez;Mohamad Ramadan;Bakri Abdulhay;Mahmoud Khaled

  • Short review on heat recovery from exhaust gas

    Hassan Jaber;Mahmoud Khaled;Thierry Lemenand;Mohamad Ramadan

  • Fan air flow analysis and heat transfer enhancement of vehicle underhood cooling system – Towards a new control approach for fuel consumption reduction

    Mahmoud Khaled;Mahmoud Khaled;Mahmoud Khaled;Fareed Mangi;Hisham El Hage;Fabien Harambat

Frequent Co-Authors

Mohamad Ramadan
Mohamad Ramadan Lebanese International University
Hassan Peerhossaini
Hassan Peerhossaini Université Paris Cité
Thierry Lemenand
Thierry Lemenand University of Angers
Abdul-Ghani Olabi
Abdul-Ghani Olabi University of Sharjah

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